Table 7 Comparison of the secondary outcome measures
Factor | Good distribution group(n = 87) | Poor distribution group(n = 83) | t/x2 | p |
|---|---|---|---|---|
Operation time (\(\bar{\text{x}}\)±s, min) | 39.24 ± 8.93 | 41.12 ± 6.23 | 11.679 | 0.112 |
Bone cement dose (\(\bar{\text{x}}\)±s, ml) | 5.46 ± 1.06 | 5.81 ± 1.47 | 7.156 | 0.079 |
Cement leakage (n/%) | 32/36.8 | 25/30.1 | 0.846 | 0.358 |
△Expenses (\(\bar{\text{x}}\)±s, RMB) | 13143.35 ± 10969.49 | 12262.46 ± 4675.82 | 1.614 | 0.500 |
Postoperative hospital stay (\(\bar{\text{x}}\)±s, d) | 5.57 ± 2.86 | 5.23 ± 2.47 | 0.541 | 0.407 |
Overall fracture incidence rate (n/%) | 8/9.2 | 18/21.3 | 5.116 | 0.024 |
The adjacent vertebral body fracture (n/%) | 7/8.0 | 8/9.6 | 0.134 | 0.714 |
The injured vertebral body was fractured again (n/%) | 1/1.1 | 10/12.0 | 8.337 | 0.004 |